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/*
* Copyright (c) 2022 Samsung Electronics Co., Ltd All Rights Reserved
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <hal/hal-common.h>
#include "hal-device-power-interface.h"
#include "common.h"
static hal_backend_device_power_funcs *hal_device_power_funcs = NULL;
int hal_device_power_get_backend(void)
{
int ret;
if (hal_device_power_funcs)
return 0;
ret = hal_common_get_backend(HAL_MODULE_DEVICE_POWER, (void **)&hal_device_power_funcs);
if (ret < 0) {
_E("Failed to get device power backend");
return ret;
}
return 0;
}
int hal_device_power_put_backend(void)
{
int ret;
if (!hal_device_power_funcs)
return 0;
ret = hal_common_put_backend(HAL_MODULE_DEVICE_POWER, (void *)hal_device_power_funcs);
if (ret < 0) {
_E("Failed to put device power backend");
return ret;
}
hal_device_power_funcs = NULL;
return 0;
}
int hal_device_power_get_wakeup_reason(enum hal_device_power_transition_reason *reason)
{
int ret;
if (!hal_device_power_funcs) {
if ((ret = hal_device_power_get_backend()) < 0)
return ret;
}
if (!hal_device_power_funcs ||
!hal_device_power_funcs->get_wakeup_reason)
return -ENODEV;
return hal_device_power_funcs->get_wakeup_reason(reason);
}
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